Canon printer imageCLASS MF236n User Manual

[IPv4Address:InboundFilter@
Select to restrict receiving data from the machine to a computer by specifying IPv4 addresses.
[IPv6Address:InboundFilter@
Select to restrict receiving data from the machine to a computer by specifying IPv6 addresses.
5Specifythesettingsforpacket 4lterLng.
[BlockedAddresses@
Register addresses to be blocked, as well as check or delete registered blocked addresses.
[AllowedAddresses@
Register addresses to be allowed, as well as check or delete registered allowed...

Registered addressResult
[Blocked Addresses]
Restricts communication (received) with devices having their IP addresses enteredfor [Address to Register]. Communication is allowed with devices with any other IP
addresses.
[Allowed Addresses]
Allows communication (received) only with devices having their IP addresses entered for [Address to Register], and restricts communication with devices with any other IP addresses.
Registered as both
Allows communication (received) only with devices having their IP...

You can enable or disable the IP Address Filter settings from  in the  Screen. IPv4Address
Filter(P.531)     
IPv6AddressFilter(P.532)
LINKS
SpecifyingMACAddressesforFirewallRules(P.406)
Security
405          

SpecifyingMACAddressesforFirewallRules
1469-07L
You can limit communication to only devices with  speci4ed MAC addresses, or block devices with  speci4ed MAC
addresses but permit other communications. Up to 10 MAC addresses can be  speci4ed.
This function is unavailable when the machine is connected to a wireless LAN.
1StarttheRemoteUIandlogoninSystemManagerMode.StartingRemote...

[InboundFilter@Select to restrict receiving data from the machine to a computer by specifying MAC addresses.
5Specifythesettingsforpacket 4lterLng.1Select the [Use Filter] check box.
	 Select the check box to restrict communication. Clear the check box to disable the restriction.2Specify the address.
	 Enter the MAC address in the [Address to Register] text box and click [Add]. Allows communication
(received) only with devices having registered MAC addresses, and restricts communication with...

You can enable or disable the MAC Address Filter settings from  in the  Screen. MACAddress
Filter(P.532)
LINKS
SpecifyingIPAddressesforFirewallRules(P.402)
Security
408       

ChangingPortNumbers
1469-07R
Ports serve as endpoints for communicating with other devices. Typically, conventional port numbers are used for major protocols, but devices that use these port numbers are vulnerable to attacks because these port numbers arewell-known. To enhance security, your Network Administrator may change the port numbers. When a port number has
been changed, the new number must be shared with the communicating devices, such as computers and servers. Specify the port number settings...

LINKS
Con4gurLngPrinterPorts(P.351)
Security
410    

SettingaProxy
1469-07S
A proxy (or HTTP proxy server) refers to a computer or software that carries out HTTP communication for other
devices, especially when communicating with resources outside the network, such as when browsing Web sites. The client devices connect to the outside network through the proxy server, and do not communicate directly to theresources outside. Setting a proxy not only facilitates management of  trawc between in-house and outside networks
but also blocks unauthorized access...

5Selectthe[UseProxy@checkboxandspecifytherequiredsettings.
[UseProxy@Select the check box to use the  speci4ed proxy server when communicating with an HTTP server.
[HTTPProxyServerAddress@ Enter the address of the proxy server. Specify the IP address or host name depending on the environment.
[HTTPProxyServerPortNumber@Change the port number as necessary. Enter a number between 1 and 65535.
[UseProxywithinSameDomain@
Select the check box to use a proxy server  speci4ed in the same...